72-820 TENMA, 72-820 Datasheet - Page 24

• Manufacturer Part Number: 72-820
• Description: INFRARED THERMOMETER, 18°C TO 550°C
• Manufacturer: TENMA

Specifications of 72-820

• Temperature Measuring Range: 18°C To 550°C
• Temperature Tester Type: Thermometer - Infrared
• Accuracy %: 1.8%
• Wavelength Max: 670mm

Troubleshooting
CE Certification
The Thermometer conforms to the following standards:
Certification testing was conducted using a frequency range of 80 to 100MHz with instrument in three orientations.
22
l EN61326-1 EMC
l EN60825-1 Safety
Symptom
OL (on display)
-OL (on display)
Blank Display
Laser does not work
Problem
Target temperature is over range
Target temperature is under range
Low Battery
Possible dead battery
1. Low or dead battery
2. Ambient temperature above 40
(104
o
F)
Table 4. Troubleshooting
o
C
Action
Select target with specifications
Select target with specifications
Replace Battery
Check and / or replace battery
1. Replace battery
2. Use in area with lower ambient
temperature.
Model 72-820: OPERATING MANUAL